diff --git a/11.SpringBootShiroAuthentication/pom.xml b/11.SpringBootShiroAuthentication/pom.xml
index d9d5626..6d167ec 100644
--- a/11.SpringBootShiroAuthentication/pom.xml
+++ b/11.SpringBootShiroAuthentication/pom.xml
@@ -47,7 +47,7 @@
 		<dependency>
 		    <groupId>org.apache.shiro</groupId>
 		    <artifactId>shiro-spring</artifactId>
-		    <version>1.4.0</version>
+		    <version>2.1.0</version>
 		</dependency>